CN110107228B - Deep feeding device of hole digging machine - Google Patents
Deep feeding device of hole digging machine Download PDFInfo
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- CN110107228B CN110107228B CN201811448804.2A CN201811448804A CN110107228B CN 110107228 B CN110107228 B CN 110107228B CN 201811448804 A CN201811448804 A CN 201811448804A CN 110107228 B CN110107228 B CN 110107228B
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- 230000001681 protective effect Effects 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000010276 construction Methods 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims description 25
- 230000001360 synchronised effect Effects 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 25
- 238000012876 topography Methods 0.000 abstract 1
- 230000032258 transport Effects 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 18
- 230000005484 gravity Effects 0.000 description 7
- 230000003028 elevating effect Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Mechanical Engineering (AREA)
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- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a hole digging machine depth feeding device which comprises a supporting frame, an installation frame and a lifting mechanism, wherein the supporting frame is arranged on the ground of a construction point, the installation frame is arranged above the supporting frame, the installation frame and the supporting frame are connected through the lifting mechanism, the middle part of the installation frame is connected with a first installation ring, the middle part of the supporting frame is connected with a second installation ring, a protective cylinder penetrates through the first installation ring and the second installation ring, and the bottom of the protective cylinder is used for being connected with a rotary digging device. The device conveniently transports in uneven areas of topography such as mountain region hills, and can assist the mechanism soon steadily to dig the hole operation at the construction site.
Description
Technical Field
The invention relates to the field of hole diggers, in particular to a depth feeding device of a hole digger.
Background
The rotary drilling rig is a construction machine suitable for hole forming operation in building foundation engineering. The rotary drilling rig is mainly suitable for construction of soil layers such as sandy soil, cohesive soil, silty soil and the like, and is widely applied to construction of various foundation foundations such as cast-in-place piles, continuous walls, foundation reinforcement and the like, the rated power of the rotary drilling rig is generally 125-450 kW, the power output torque is 120-400 kN.m, the maximum hole forming diameter can reach 1.5-4 m, and the maximum hole forming depth is 60-90 m, so that the requirements of various large-scale foundation constructions can be met.
Because current dig the rig soon and enlarge area and weight, can only dig the hole operation in the comparatively flat area of relief usually, to uneven mountain region hills of relief, it is difficult to walk to the construction point to dig the rig soon, and because the relief is uneven, it also is difficult to stable dig the hole operation at the construction point to dig the rig soon, the potential safety hazard is big, consequently at present in mountain region hills drilling construction, adopt the mode of manual digging usually, the efficiency area is lower, high strength, and possess certain construction risk.
Disclosure of Invention
In order to solve the technical problems, the invention discloses a hole digging machine depth feeding device which is convenient to convey in uneven terrain areas such as mountains and hills and can stably assist a rotary digging mechanism to dig holes at a construction point.
The invention is realized by the following technical scheme:
hole digging machine degree of depth feeding device, including support frame, mounting bracket and elevating system, the support frame is used for setting up in the construction site subaerially, and the mounting bracket setting is in the support frame top, connects through elevating system between mounting bracket and the support frame, and a first collar is connected at the mounting bracket middle part, and a second collar is connected at the support frame middle part, wears to establish a fender section of thick bamboo in first collar and the second collar, protects a section of thick bamboo bottom and is used for connecting and digs the device soon.
In the invention, the support frame is arranged on the ground of a construction point to play a role of fixing and supporting, the first mounting ring and the second mounting ring are used for alternately clamping and fixing the sleeves, when the first mounting ring clamps the protective cylinder and the second mounting ring looses the protective cylinder, the two support rods are opened to enable the protective cylinder to move downwards so as to realize synchronous feeding of the protective cylinder, the first mounting ring loosens the protective cylinder and the second mounting ring embraces the protective cylinder, the two support rods are closed to improve the heights of the mounting frame and the first mounting ring, the upper end of the protective cylinder can be embraced to feed downwards after the height of the first mounting ring is improved so as to realize continuous feeding of the protective cylinder, the first mounting ring and the second mounting ring are matched with each other to play a role of guiding so as to avoid the protective cylinder from inclining in the downward feeding process, a rotary drilling device at the bottom of the protective cylinder is used for drilling, because the mounting frame is connected with the support frame through a lifting mechanism, the lifting mechanism can pull the mounting frame downwards, the rotary digging device is driven to dig holes deep underground, in the invention, the feeding of the pile casing and the hole digging are realized by adopting the support frame, the mounting frame and the lifting mechanism, compared with the prior rotary digging machine, each part is easy to disassemble, the transportation in mountainous and hilly areas is convenient, and the sum of the volume and the weight of each part is far smaller than that of the prior rotary digging machine, the rotary digging machine is flexible and portable, is more beneficial to the field hole digging operation with uneven terrain, and has small total weight of the supporting frame, the mounting frame and the lifting mechanism, and the support frame can adjust its position, length and width according to the construction site ground, installs the steadiness on ground far above adopting tire or track driven to dig the machine soon, more can be applicable to the hole operation of digging in mountain and hilly area, along with reciprocating of elevating system and mounting bracket, the focus of whole device is adjustable, and the steadiness is better, can assist in digging the hole operation with digging the mechanism soon steadily at the construction site.
Because the rotary digging device is connected to the bottom of the protective cylinder, compared with the existing rotary digging machine, the feeding of the protective cylinder can simultaneously drive the feeding of the rotary digging device, the feeding equipment of the rotary digging device is not required to be independently arranged, the material and the cost are saved, the weight of the whole device is reduced, the transportation and the construction in mountainous and hilly areas are more facilitated, in addition, most of driving parts of the rotary digging device are arranged on the ground, the gravity center is high, the stability is poor, the rotary digging device is arranged at the bottom of the protective cylinder, the gravity center is reduced, and the stability is improved.
The lifting mechanism comprises two sets of positive and negative screws and two sets of lifting rods, the two sets of positive and negative screws are parallel to each other and are respectively arranged on two sides of the support frame, the single set of positive and negative screws comprise two screws with opposite thread rotating directions, a transmission gear is arranged at the joint of the two screws, the transmission gear is fixed on the periphery of the screws, each set of lifting rods comprises two supporting rods, the bottoms of the two supporting rods are respectively hinged with a screw nut, the two screw nuts are respectively sleeved on the two screws on two sides of the transmission gear, and the tops of the two supporting rods are.
Synchronous connecting piece includes two connecting plates that are parallel to each other, and the vertical connection of connecting plate is at the mounting bracket lower surface, respectively is equipped with two through-holes on two connecting plates, and two bracing piece tops of same group's lifter are arranged in between two connecting plates, synchronous connecting piece is equipped with two pivots, and single pivot passes corresponding through-hole and single bracing piece on two connecting plates, connects a gear at the bracing piece top, and the gear intermeshing at two bracing piece tops, two synchronous connecting piece are connected respectively in the mounting bracket both sides.
In the invention, the transmission gear of the positive and negative screw rods is driven to rotate through hydraulic pressure to drive the screw rods to rotate synchronously, the screw rods rotate to drive the screw rod nuts on the screw rods to do linear motion along the screw rods, the thread rotating directions of the two screw rods are opposite, so that the moving directions of the two screw rod nuts on the screw rods are opposite, the bottoms of the two support rods are driven to do linear motion in opposite directions, the two support rods are opened and closed in a splayed manner under the driving of the positive and negative screw rods, the up and down movement of the mounting frame and the first mounting ring is further realized, the protective cylinder is tightly embraced by the first mounting ring, the protective cylinder is downwards moved by the opening of the two support rods under the condition that the protective cylinder is loosened by the second mounting ring, the heights of the mounting frame and the first mounting ring are increased by the closing of the two support rods under the condition that the protective cylinder is loosened by, after the height of the first mounting ring is lifted, the upper end of the protective cylinder can be held tightly and fed downwards, and the protective cylinder and the rotary digging device are continuously conveyed downwards.
The bracing piece top can be rotatory around the through-hole on the connecting plate, and gear engagement is passed through at two bracing piece tops, consequently can guarantee two bracing piece synchronous operation, can also avoid the support frame to sink downwards, improves the stability of mounting bracket.
The transmission gear in the middle of the positive and negative lead screws is connected with a hydraulic speed changer through a chain, and the hydraulic speed changer is connected with the output end of a hydraulic motor.
The mounting bracket is a rectangular bracket, the bottoms of the two sides of the mounting bracket are respectively connected with a vertical rod, the outer wall of the first mounting ring is fixed on the two vertical rods, the first mounting ring comprises two first semicircular rings, and the two first semicircular rings are connected through an eyelet bolt.
The support frame comprises two parallel horizontal rods, a plurality of reinforcing rods are connected between the horizontal rods, the second mounting ring is connected between the two horizontal rods and comprises two second semicircular rings, the two second semicircular rings are connected through swing bolts, the diameters of the first mounting ring and the second mounting ring are the same, and the circle centers of the first mounting ring and the second mounting ring are on the same vertical line.
The horizontal rod and the reinforcing rod are used for being fixed on the ground of a construction point, the first mounting ring and the second mounting ring are respectively adjusted in tightness through a swing bolt, and then the holding degree of the first mounting ring and the second mounting ring and the protective cylinder is respectively controlled.
The bottom of the protective cylinder is connected with a rotary drilling device, the outer diameter of the protective cylinder is the same as the inner diameter of the first mounting ring and the second mounting ring, the inner wall of the lower end of the protective cylinder is connected with a horizontal fixing plate, the rotary drilling device comprises an oil motor, a transmission shaft, a gear box and a rotary cutter, the oil motor is fixed on the upper side of the fixing plate, the transmission shaft is connected with the oil motor, the other end of the transmission shaft penetrates through the fixing plate to be connected with the gear box, the rotary cutter is connected with the gear box, and the height of the.
The oil motor drives the transmission shaft to rotate, torque is transmitted to the rotary cutter through the gear box, the rotary cutter is driven to cut and dig holes, the oil motor is fixed on a horizontal plate at the bottom of the protective cylinder, therefore, the rotary drilling device can feed and drill holes downwards along with the initial protective cylinder, and the oil motor and the gear box of a driving part of the rotary drilling device are arranged at the bottom of the protective cylinder, the gravity center is low, compared with the existing rotary drilling machine, the gravity center is greatly reduced above the ground, the weight of the part above the ground is reduced, the support frame is improved, the stability of the structure of the mounting frame and the lifting mechanism is improved, and the construction in uneven mountainous and hilly lands is facilitated.
The horizontal rods on the two sides of the support frame are provided with a plurality of fixing rings, the screw rods are arranged in the fixing rings and are connected with the fixing rings through bearings and bearing seats, and the bearing seats are fixed on the inner walls of the fixing rings.
The transmission gear is driven by the hydraulic motor to rotate to drive the screw to synchronously rotate in the fixing ring, and the fixing ring is connected with the screw through the bearing and the bearing seat, so that the screw can be supported, and the friction force borne by the rotation of the screw can be reduced.
The horizontal rod and the reinforcing rod are connected through a bolt, the second mounting ring and the horizontal rod are connected through a bolt, and the mounting frame and the first mounting ring are detachably connected.
Therefore, the supporting frame, the mounting frame and the lifting mechanism are easy to disassemble, and the transportation and the assembly in mountainous and hilly areas are convenient.
A rotary drilling machine comprises the hole drilling machine depth feeding device.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the hole digger depth feeding device comprises a support frame arranged on the ground of a construction point and playing a role of fixing and supporting, a first mounting ring and a second mounting ring are used for clamping a fixed sleeve in turn, when the first mounting ring clamps a protective cylinder and the second mounting ring looses the protective cylinder, two support rods are opened to enable the protective cylinder to move downwards so as to realize synchronous feeding of the protective cylinder, the first mounting ring loosens the protective cylinder, the second mounting ring embraces the protective cylinder, the two support rods are closed so as to improve the height of the mounting frame and the first mounting ring, the upper end of the protective cylinder can be held downwards after the height of the first mounting ring is improved so as to realize continuous feeding of the protective cylinder, the first mounting ring and the second mounting ring are matched to play a role of guiding so as to avoid the protective cylinder from inclining in the downwards feeding process, a rotary digging device at the bottom of the protective cylinder is used for digging holes, because the mounting frame is connected with the support frame through a lifting mechanism, the lifting mechanism can pull down the mounting frame so as to extend the protective cylinder downwards, the rotary digging device is driven to dig holes deep underground, in the invention, the feeding of the pile casing and the hole digging are realized by adopting the support frame, the mounting frame and the lifting mechanism, compared with the prior rotary digging machine, each part is easy to disassemble, the transportation in mountainous and hilly areas is convenient, and the sum of the volume and the weight of each part is far smaller than that of the prior rotary digging machine, the rotary digging machine is flexible and portable, is more beneficial to the field hole digging operation with uneven terrain, and has small total weight of the supporting frame, the mounting frame and the lifting mechanism, the position and the length and the width of the support frame can be adjusted according to the ground of a construction point, the stability of the support frame installed on the ground is far higher than that of a rotary digging machine driven by tires or tracks, the support frame is more suitable for hole digging operation in mountainous and hilly areas, the gravity center of the whole device can be adjusted along with the up-and-down movement of the lifting mechanism and the installation frame, the stability is better, and the support frame can stably assist the rotary digging mechanism to perform hole digging operation at the construction point;
2. according to the hole digging machine depth feeding device, the rotary digging device is connected to the bottom of the protective cylinder, compared with the existing rotary digging machine, feeding of the protective cylinder can simultaneously drive feeding of the rotary digging device, feeding equipment of the rotary digging device does not need to be independently arranged, materials and cost are saved, the weight of the whole device is reduced, transportation and construction in mountainous and hilly areas are facilitated, and most of driving parts of the rotary digging device of the existing rotary digging machine are arranged on the ground, so that the gravity center is high, the stability is poor, and the rotary digging device is arranged at the bottom of the protective cylinder, so that the gravity center is reduced, and the stability is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a mount of the present invention;
FIG. 3 is a schematic view of the rotary drilling apparatus of the present invention.
Reference numbers and corresponding part names in the drawings:
1-support frame, 11-horizontal rod, 12-reinforcing rod, 13-fixing ring, 2-mounting frame, 21-synchronous connecting piece, 22-connecting plate, 23-through hole, 24-vertical rod, 3-lifting mechanism, 31-supporting rod, 32-lead screw nut, 33-gear, 4-first mounting ring, 41-first semi-circular ring, 5-second mounting ring, 51-second semi-circular ring, 6-protective cylinder, 61-fixing plate, 7-rotary digging device, 71-oil motor, 72-transmission shaft, 73-gear box, 74-rotary cutter, 8-positive and negative lead screw, 81-transmission gear, 82-screw rod, 9-hydraulic speed changer and 10-movable joint bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1-3, the depth feeding device of the hole digging machine comprises a support frame 1, an installation frame 2 and a lifting mechanism 3, wherein the support frame 1 is arranged on the ground of a construction point, the installation frame 2 is arranged above the support frame 1, the installation frame 2 is connected with the support frame 1 through the lifting mechanism 3, a first installation ring 4 is connected to the middle of the installation frame 2, a second installation ring 5 is connected to the middle of the support frame 1, a protection cylinder 6 penetrates through the first installation ring 4 and the second installation ring 5, and the bottom of the protection cylinder 6 is connected with a rotary digging device 7.
Elevating system 3 includes two sets of positive and negative lead screw 8 and two sets of lifter, two sets of positive and negative lead screw 8 are parallel to each other and set up respectively in the both sides of support frame 1, singly organize positive and negative lead screw 8 and include two screw rods 82 that the screw thread direction of rotation is opposite, two screw rods 82 meet the department and be equipped with drive gear 81, drive gear 81 fixes in the screw rod periphery, every lifter of group includes two bracing pieces 31, two bracing pieces 31 bottom respectively articulate a screw nut 32, two screw nut 32 overlap respectively and establish on two screw rods 82 of drive gear 81 both sides, two bracing pieces 31 tops link to each other with mounting bracket 2 through a synchronous connection piece 21.
Synchronous connecting piece 21 includes two connecting plates 22 that are parallel to each other, and the vertical connection of connecting plate 22 is at the 2 lower surfaces of mounting bracket, respectively is equipped with two through-holes 23 on two connecting plates 22, and two bracing pieces 31 top of the lifter of same group are arranged in between two connecting plates 22, synchronous connecting piece 21 is equipped with two pivots, and single pivot passes through-hole 23 and the single bracing piece that corresponds on two connecting plates 22, connects a gear 33 at bracing piece 31 top, and the gear 33 intermeshing at two bracing pieces 31 tops, two synchronous connecting piece 21 are connected respectively in mounting bracket 2 both sides.
The transmission gear 81 in the middle of the positive and negative screw rod 8 is connected with a hydraulic speed changer 9 through a chain, and the hydraulic speed changer 9 is connected with the output end of a hydraulic motor.
The mounting frame 2 is a rectangular frame, the bottoms of the two sides of the mounting frame 2 are respectively connected with a vertical rod 24, the outer wall of the first mounting ring 4 is fixed on the two vertical rods 24, the first mounting ring 4 comprises two first semicircular rings 41, and the two first semicircular rings 41 are connected through the eyelet bolt 10.
The support frame 1 comprises two parallel horizontal rods 11, a plurality of reinforcing rods 12 are connected between the horizontal rods 11, the second mounting ring 5 is connected between the two horizontal rods 11, the second mounting ring 5 comprises two second semicircular rings 51, the two second semicircular rings 51 are connected through swing bolts 10, the diameters of the first mounting ring 4 and the second mounting ring 5 are the same, and the circle centers of the first mounting ring 4 and the second mounting ring are on the same vertical line.
The bottom of the protective cylinder 6 is connected with a rotary drilling device 7, the outer diameter of the protective cylinder 6 is the same as the inner diameters of the first mounting ring 4 and the second mounting ring 5, the inner wall of the lower end of the protective cylinder 6 is connected with a horizontal fixing plate 61, the rotary drilling device 7 comprises an oil motor 71, a transmission shaft 72, a gear box 73 and a rotary cutter 74, the oil motor 71 is fixed on the upper side of the fixing plate 61, the transmission shaft 72 is connected with the oil motor 71, the other end of the transmission shaft 72 penetrates through the fixing plate 61 to be connected with the gear box 73, the rotary cutter 74 is connected with the gear box 73, and the height of the rotary cutter.
Example 2
As shown in fig. 1-3, the depth feeding device of the hole digging machine comprises a support frame 1, an installation frame 2 and a lifting mechanism 3, wherein the support frame 1 is arranged on the ground of a construction point, the installation frame 2 is arranged above the support frame 1, the installation frame 2 is connected with the support frame 1 through the lifting mechanism 3, a first installation ring 4 is connected to the middle of the installation frame 2, a second installation ring 5 is connected to the middle of the support frame 1, a protection cylinder 6 penetrates through the first installation ring 4 and the second installation ring 5, and the bottom of the protection cylinder 6 is connected with a rotary digging device 7.
Elevating system 3 includes two sets of positive and negative lead screw 8 and two sets of lifter, two sets of positive and negative lead screw 8 are parallel to each other and set up respectively in the both sides of support frame 1, singly organize positive and negative lead screw 8 and include two screw rods 82 that the screw thread direction of rotation is opposite, two screw rods 82 meet the department and be equipped with drive gear 81, drive gear 81 fixes in the screw rod periphery, every lifter of group includes two bracing pieces 31, two bracing pieces 31 bottom respectively articulate a screw nut 32, two screw nut 32 overlap respectively and establish on two screw rods 82 of drive gear 81 both sides, two bracing pieces 31 tops link to each other with mounting bracket 2 through a synchronous connection piece 21.
Synchronous connecting piece 21 includes two connecting plates 22 that are parallel to each other, and the vertical connection of connecting plate 22 is at the 2 lower surfaces of mounting bracket, respectively is equipped with two through-holes 23 on two connecting plates 22, and two bracing pieces 31 top of the lifter of same group are arranged in between two connecting plates 22, synchronous connecting piece 21 is equipped with two pivots, and single pivot passes through-hole 23 and the single bracing piece that corresponds on two connecting plates 22, connects a gear 33 at bracing piece 31 top, and the gear 33 intermeshing at two bracing pieces 31 tops, two synchronous connecting piece 21 are connected respectively in mounting bracket 2 both sides.
The transmission gear 81 in the middle of the positive and negative screw rod 8 is connected with a hydraulic speed changer 9 through a chain, and the hydraulic speed changer 9 is connected with the output end of a hydraulic motor.
The mounting frame 2 is a rectangular frame, the bottoms of the two sides of the mounting frame 2 are respectively connected with a vertical rod 24, the outer wall of the first mounting ring 4 is fixed on the two vertical rods 24, the first mounting ring 4 comprises two first semicircular rings 41, and the two first semicircular rings 41 are connected through the eyelet bolt 10.
The support frame 1 comprises two parallel horizontal rods 11, a plurality of reinforcing rods 12 are connected between the horizontal rods 11, the second mounting ring 5 is connected between the two horizontal rods 11, the second mounting ring 5 comprises two second semicircular rings 51, the two second semicircular rings 51 are connected through swing bolts 10, the diameters of the first mounting ring 4 and the second mounting ring 5 are the same, and the circle centers of the first mounting ring 4 and the second mounting ring are on the same vertical line.
The bottom of the protective cylinder 6 is connected with a rotary drilling device 7, the outer diameter of the protective cylinder 6 is the same as the inner diameters of the first mounting ring 4 and the second mounting ring 5, the inner wall of the lower end of the protective cylinder 6 is connected with a horizontal fixing plate 61, the rotary drilling device 7 comprises an oil motor 71, a transmission shaft 72, a gear box 73 and a rotary cutter 74, the oil motor 71 is fixed on the upper side of the fixing plate 61, the transmission shaft 72 is connected with the oil motor 71, the other end of the transmission shaft 72 penetrates through the fixing plate 61 to be connected with the gear box 73, the rotary cutter 74 is connected with the gear box 73, and the height of the rotary cutter.
The horizon bar of support frame both sides is equipped with a plurality of solid fixed rings 13, and in a plurality of solid fixed rings 13 were arranged in to screw rod 82, screw rod 82 linked to each other through bearing and bearing frame between solid fixed ring 13, and the bearing frame is fixed at solid fixed ring 13 inner wall.
Pass through bolted connection between horizon bar 11 and stiffener 12, pass through bolted connection between second collar 5 and horizon bar 11, can dismantle between mounting bracket 2 and the first collar 4 and be connected.
Additionally, a hole digger embodiment is provided that includes a hole digger depth feed arrangement as in any of the embodiments described above.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The hole digging machine depth feeding device is characterized by comprising a support frame (1), a mounting frame (2) and a lifting mechanism (3), wherein the support frame (1) is used for being arranged on the ground of a construction point, the mounting frame (2) is arranged above the support frame (1), the mounting frame (2) is connected with the support frame (1) through the lifting mechanism (3), the middle part of the mounting frame (2) is connected with a first mounting ring (4), the middle part of the support frame (1) is connected with a second mounting ring (5), a protective cylinder (6) penetrates through the first mounting ring (4) and the second mounting ring (5), and the bottom of the protective cylinder (6) is used for being connected with a rotary digging device (7);
the lifting mechanism (3) comprises two groups of positive and negative lead screws (8) and two groups of lifting rods, the two groups of positive and negative lead screws (8) are parallel to each other and are respectively arranged on two sides of the support frame (1), a single group of positive and negative lead screws (8) comprises two screw rods (82) with opposite thread rotating directions, a transmission gear (81) is arranged at the joint of the two screw rods (82), the transmission gear (81) is fixed on the periphery of each screw rod, each group of lifting rods comprises two support rods (31), the bottoms of the two support rods (31) are respectively hinged with a lead screw nut (32), the two lead screw nuts (32) are respectively sleeved on the two screw rods (82) on two sides of the transmission gear (81), and the tops of the two support rods (31;
synchronous connecting piece (21) include two connecting plates (22) that are parallel to each other, and connecting plate (22) vertical connection is at mounting bracket (2) lower surface, respectively is equipped with two through-holes (23) on two connecting plates (22), and two bracing pieces (31) tops of the lifter of same group are arranged in between two connecting plates (22), synchronous connecting piece (21) are equipped with two pivots, and single pivot passes through-hole (23) and single bracing piece that correspond on two connecting plates (22), connects a gear (33) at bracing piece (31) top, and gear (33) intermeshing at two bracing piece (31) tops, and two synchronous connecting piece (21) are connected respectively in mounting bracket (2) both sides.
2. The hole-digging machine depth feeding device as claimed in claim 1, characterized in that the transmission gear (81) at the middle part of the positive and negative lead screws (8) is connected with a hydraulic speed changer (9) through a chain, and the hydraulic speed changer (9) is connected with the output end of a hydraulic motor.
3. The hole digger depth feeding device according to claim 1, characterized in that the mounting frame (2) is a rectangular frame, the bottom of each side of the mounting frame (2) is connected with a vertical rod (24), the outer wall of the first mounting ring (4) is fixed on the two vertical rods (24), the first mounting ring (4) comprises two first semi-circular rings (41), and the two first semi-circular rings (41) are connected through the swing bolt (10).
4. The hole digging machine depth feeding device according to claim 1, characterized in that the supporting frame (1) comprises two parallel horizontal rods (11), a plurality of reinforcing rods (12) are connected between the horizontal rods (11), the second mounting ring (5) is connected between the two horizontal rods (11), the second mounting ring (5) comprises two second semicircular rings (51), the two second semicircular rings (51) are connected through swing bolts (10), the first mounting ring (4) and the second mounting ring (5) have the same diameter, the circle centers of the first mounting ring and the second mounting ring are on the same vertical line, the horizontal rods (11) and the reinforcing rods (12) are connected through bolts, the second mounting ring (5) and the horizontal rods (11) are connected through bolts, and the mounting frame (2) and the first mounting ring (4) are detachably connected.
5. The hole digging machine depth feeding device according to claim 1, characterized in that a rotary digging device (7) is connected to the bottom of the protective cylinder (6), the outer diameter of the protective cylinder (6) is the same as the inner diameters of the first mounting ring (4) and the second mounting ring (5), a horizontal fixing plate (61) is connected to the inner wall of the lower end of the protective cylinder (6), the rotary digging device (7) comprises an oil motor (71), a transmission shaft (72), a gear box (73) and a rotary cutter (74), the oil motor (71) is fixed to the upper side of the fixing plate (61), the transmission shaft (72) is connected with the oil motor (71), the other end of the transmission shaft (72) penetrates through the fixing plate (61) to be connected with the gear box (73), the rotary cutter (74) is connected with the gear box (73), and the height of the rotary cutter (74) is lower than the bottom surface of the.
6. The hole digging machine depth feeding device according to claim 1, characterized in that a plurality of fixing rings (13) are arranged on the horizontal rods (11) at two sides of the support frame (1), the screw rod (82) is arranged in the fixing rings (13), the screw rod (82) is connected with the fixing rings (13) through a bearing and a bearing seat, and the bearing seat is fixed on the inner wall of the fixing rings (13).
7. A rotary excavator comprising a hole digger depth feed as claimed in any one of claims 1 to 6.
Priority Applications (1)
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| CN201811448804.2A CN110107228B (en) | 2018-11-28 | 2018-11-28 | Deep feeding device of hole digging machine |
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| CN201811448804.2A CN110107228B (en) | 2018-11-28 | 2018-11-28 | Deep feeding device of hole digging machine |
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| CN110107228A CN110107228A (en) | 2019-08-09 |
| CN110107228B true CN110107228B (en) | 2021-04-06 |
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| CN112324355B (en) * | 2020-11-18 | 2022-08-23 | 江苏省岩土工程勘察设计研究院 | Drilling device and drilling process for geotechnical engineering investigation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2652068C (en) * | 2009-01-30 | 2011-07-05 | Brian Tucken | Push / pull unit and support structure for snubbing unit or the like on a rig floor |
| CN102616539B (en) * | 2012-03-07 | 2014-04-16 | 江苏长虹汽车装备集团有限公司 | Automobile coating conveyor and application thereof |
| CN102941571B (en) * | 2012-12-08 | 2015-04-15 | 无锡智航控制技术有限公司 | Low-space dual-rod guide type three-degree of freedom moving platform |
| CN203939430U (en) * | 2013-12-31 | 2014-11-12 | 东莞理工学院 | The self-balancing mechanism of digging pit |
| CN105672907A (en) * | 2016-03-18 | 2016-06-15 | 西南石油大学 | Novel hoisting system for drilling well |
| CN206246055U (en) * | 2016-10-31 | 2017-06-13 | 深圳市蛇口招商港湾工程有限公司 | A kind of outdoor portable soil puncher |
| CN207151137U (en) * | 2017-07-18 | 2018-03-30 | 北京顺天城达园林绿化有限公司 | Frame-type pit-picker with clear soil structure |
| CN107825518A (en) * | 2017-11-08 | 2018-03-23 | 陈式好 | A kind of food board perforating device |
| CN107724955A (en) * | 2017-11-10 | 2018-02-23 | 苏州奥柯图葳机电科技有限公司 | A kind of portable borer for tunnel structure detection |
| CN108340002B (en) * | 2018-02-26 | 2020-09-15 | 明光市第一建筑安装工程有限责任公司 | Vertical drilling device for top beam plate |
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